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  1. Phytotoxicology background sampling in the city of Windsor: 1972-1986 / report prepared by R. G. Pearson.
    By: Pearson, R. G. - Ontario.
    Publication info: [Toronto] :Phytotoxicology Section, Air Resources Branch,1990.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Ontario  Phytotoxins  Plant diseases  Soils  Trace element content  Windsor  
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  2. Phytotoxicology survey report : UCAR Carbon Canada Incorporated, Welland, 1992 & 1993 / prepared by: William I. Gizyn.
    By: Gizyn, W. I. - Ontario.
    Publication info: [Toronto] :Standards Development Branch, Phytotoxicology Section, Ontario Ministry of Environment and Energy,1994.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Environmental aspects  Ontario  Phytotoxins  Polycyclic aromatic hydrocarbons  Toxicity testing  UCAR Carbon Canada Incorporated  Welland  
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  3. Phytotoxicology vegetation assessment survey, Cornwall Island, Ontario, 1993.
    By: Ontario. - Emerson, R. N.
    Publication info: Toronto :Ministry of Environment and Energy,1994.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Cornwall Island  Fluorides  Ontario  Phytotoxins  Toxicity testing  Toxicology  Vegetation surveys  
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